private async void ShowAddPluginDialog(object sender, RoutedEventArgs e)
{
BaseMetroDialog dialog = (BaseMetroDialog)this.Resources["AddPluginDialog"];
dialog.DataContext = new AddAssemblyModel();
await this.ShowMetroDialogAsync(dialog);
await dialog.WaitUntilUnloadedAsync();
}
/// <summary>
/// Tweak around mahapps' behaviour with dialogs - Unloaded fires when showing child dialogs as well as when hiding dialog itself.
/// We need to wait til dialog itself is close.
/// </summary>
/// <param name="dialog">Dialog to show.</param>
/// <returns>A <see cref="Task"/> representing the result of the asynchronous operation.</returns>
public virtual async Task ShowAndWaitForClosedAsync(BaseMetroDialog dialog)
=> await Application.Current.Dispatcher.Invoke(async() =>
{
// Remember where we were before showing.
BaseMetroDialog parentDialog = await dialogCoordinator.GetCurrentDialogAsync <BaseMetroDialog>(viewModel);
await dialogCoordinator.ShowMetroDialogAsync(viewModel, dialog);
BaseMetroDialog currentDialog;
do
{
// Wailt until unload of this dialog (may happen multiple times)
await dialog.WaitUntilUnloadedAsync();
// Check if current dialog is the one that we remembered
currentDialog = await dialogCoordinator.GetCurrentDialogAsync <BaseMetroDialog>(viewModel);
}while (currentDialog != parentDialog);
});